svx/source/xml/xmlxtimp.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <tools/urlobj.hxx>
  21 #include <com/sun/star/document/XGraphicStorageHandler.hpp>
  22 #include <com/sun/star/embed/ElementModes.hpp>
  23 #include <com/sun/star/io/XActiveDataControl.hpp>
  24 #include <com/sun/star/io/XActiveDataSource.hpp>
  25 #include <com/sun/star/xml/sax/Parser.hpp>
  26 #include <com/sun/star/container/XNameContainer.hpp>
  27 #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
  28 #include <com/sun/star/drawing/PolyPolygonBezierCoords.hpp>
  29 #include <com/sun/star/drawing/LineDash.hpp>
  30 #include <com/sun/star/awt/Gradient.hpp>
  31 #include <com/sun/star/awt/XBitmap.hpp>
  32 #include <com/sun/star/drawing/Hatch.hpp>
  33 #include <com/sun/star/io/XOutputStream.hpp>
  34 #include <com/sun/star/io/XSeekable.hpp>
  35 #include <comphelper/processfactory.hxx>
  36 #include <comphelper/storagehelper.hxx>
  37 #include <unotools/streamwrap.hxx>
  38 #include <rtl/ustrbuf.hxx>
  39 #include <sax/tools/converter.hxx>
  40 #include <sfx2/docfile.hxx>
  41 #include <xmloff/xmlnmspe.hxx>
  42 #include <xmloff/nmspmap.hxx>
  43
  44 #include <xmloff/xmltoken.hxx>
  45 #include <xmloff/xmlmetae.hxx>
  46 #include <xmloff/DashStyle.hxx>
  47 #include <xmloff/GradientStyle.hxx>
  48 #include <xmloff/HatchStyle.hxx>
  49 #include <xmloff/ImageStyle.hxx>
  50 #include <xmloff/MarkerStyle.hxx>
  51 #include <xmloff/xmlictxt.hxx>
  52 #include <svx/xmlgrhlp.hxx>
  53 #include <xmloff/attrlist.hxx>
  54
  55 #include <xmlxtimp.hxx>
  56
  57 #include <cstdio>
  58
  59 using namespace com::sun::star;
  60 using namespace com::sun::star::container;
  61 using namespace com::sun::star::document;
  62 using namespace com::sun::star::uno;
  63 using namespace com::sun::star::awt;
  64 using namespace com::sun::star::lang;
  65 using namespace com::sun::star::xml::sax;
  66 using namespace ::xmloff::token;
  67 using namespace cppu;
  68
  69 enum class SvxXMLTableImportContextEnum { Color, Marker, Dash, Hatch, Gradient, Bitmap };
  70
  71
  72 class SvxXMLTableImportContext : public SvXMLImportContext
  73 {
  74 public:
  75     SvxXMLTableImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, SvxXMLTableImportContextEnum eContext, const uno::Reference< XNameContainer >& xTable,
  76         bool bOOoFormat );
  77
  78     virtual SvXMLImportContextRef CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& xAttrList ) override;
  79
  80 protected:
  81     void importColor( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  82     void importMarker( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  83     void importDash( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  84     void importHatch( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  85     void importGradient( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  86     void importBitmap( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName );
  87
  88 private:
  89     uno::Reference< XNameContainer > mxTable;
  90     SvxXMLTableImportContextEnum const meContext;
  91     bool const mbOOoFormat;
  92 };
  93
  94
  95 SvxXMLTableImportContext::SvxXMLTableImportContext( SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName, SvxXMLTableImportContextEnum eContext, const uno::Reference< XNameContainer >& xTable, bool bOOoFormat )
  96 : SvXMLImportContext( rImport, nPrfx, rLName ), mxTable( xTable ), meContext( eContext ),
  97     mbOOoFormat( bOOoFormat )
  98 {
  99 }
 100
 101 SvXMLImportContextRef SvxXMLTableImportContext::CreateChildContext( sal_uInt16 nPrefix, const OUString& rLocalName, const uno::Reference< XAttributeList >& rAttrList )
 102 {
 103     if( XML_NAMESPACE_DRAW == nPrefix )
 104     {
 105         uno::Reference< XAttributeList > xAttrList( rAttrList );
 106         if( mbOOoFormat &&
 107              (SvxXMLTableImportContextEnum::Dash == meContext || SvxXMLTableImportContextEnum::Hatch == meContext ||
 108              SvxXMLTableImportContextEnum::Bitmap == meContext) )
 109         {
 110             SvXMLAttributeList *pAttrList = new SvXMLAttributeList( rAttrList );
 111             xAttrList = pAttrList;
 112             sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
 113             for( sal_Int16 i=0; i < nAttrCount; i++ )
 114             {
 115                 const OUString& rAttrName = xAttrList->getNameByIndex( i );
 116                 OUString aLocalName;
 117                 sal_uInt16 nPrefix_ =
 118                     GetImport().GetNamespaceMap().GetKeyByAttrName( rAttrName,
 119                                                                 &aLocalName );
 120                 if( XML_NAMESPACE_XLINK == nPrefix_ &&
 121                     SvxXMLTableImportContextEnum::Bitmap == meContext &&
 122                     IsXMLToken( aLocalName, XML_HREF ) )
 123                 {
 124                     const OUString rValue = xAttrList->getValueByIndex( i );
 125                     if( !rValue.isEmpty() && '#' == rValue[0] )
 126                         pAttrList->SetValueByIndex( i, rValue.copy( 1 ) );
 127                 }
 128                 else if( XML_NAMESPACE_DRAW == nPrefix_ &&
 129                           ( ( SvxXMLTableImportContextEnum::Dash == meContext &&
 130                               (IsXMLToken( aLocalName, XML_DOTS1_LENGTH ) ||
 131                                IsXMLToken( aLocalName, XML_DOTS2_LENGTH ) ||
 132                                IsXMLToken( aLocalName, XML_DISTANCE )) ) ||
 133                             ( SvxXMLTableImportContextEnum::Hatch == meContext &&
 134                               IsXMLToken( aLocalName, XML_HATCH_DISTANCE ) ) ) )
 135                 {
 136                     const OUString rValue = xAttrList->getValueByIndex( i );
 137                     sal_Int32 nPos = rValue.getLength();
 138                     while( nPos && rValue[nPos-1] <= ' ' )
 139                         --nPos;
 140                     if( nPos > 2 &&
 141                         ('c'==rValue[nPos-2] || 'C'==rValue[nPos-2]) &&
 142                         ('h'==rValue[nPos-1] || 'H'==rValue[nPos-1]) )
 143                     {
 144                         pAttrList->SetValueByIndex( i, rValue.copy( 0, nPos-2 ) );
 145                     }
 146                 }
 147             }
 148         }
 149         try
 150         {
 151             Any aAny;
 152             OUString aName;
 153
 154             switch( meContext )
 155             {
 156             case SvxXMLTableImportContextEnum::Color:
 157                 importColor( xAttrList, aAny, aName );
 158                 break;
 159             case SvxXMLTableImportContextEnum::Marker:
 160                 importMarker( xAttrList, aAny, aName  );
 161                 break;
 162             case SvxXMLTableImportContextEnum::Dash:
 163                 importDash( xAttrList, aAny, aName  );
 164                 break;
 165             case SvxXMLTableImportContextEnum::Hatch:
 166                 importHatch( xAttrList, aAny, aName  );
 167                 break;
 168             case SvxXMLTableImportContextEnum::Gradient:
 169                 importGradient( xAttrList, aAny, aName  );
 170                 break;
 171             case SvxXMLTableImportContextEnum::Bitmap:
 172                 importBitmap( xAttrList, aAny, aName  );
 173                 break;
 174             }
 175
 176             if( !aName.isEmpty() && aAny.hasValue() )
 177             {
 178                 if( mxTable->hasByName( aName ) )
 179                 {
 180                     mxTable->replaceByName( aName, aAny );
 181                 }
 182                 else
 183                 {
 184                     mxTable->insertByName( aName, aAny );
 185                 }
 186             }
 187         }
 188         catch (const uno::Exception&)
 189         {
 190         }
 191     }
 192
 193     return new SvXMLImportContext( GetImport(), nPrefix, rLocalName );
 194 }
 195
 196 void SvxXMLTableImportContext::importColor( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 197 {
 198     const sal_Int16 nAttrCount = xAttrList.is() ? xAttrList->getLength() : 0;
 199     for( sal_Int16 i=0; i < nAttrCount; i++ )
 200     {
 201         const OUString& rFullAttrName = xAttrList->getNameByIndex( i );
 202         OUString aLocalName;
 203         sal_uInt16 nPrefix = GetImport().GetNamespaceMap().GetKeyByAttrName( rFullAttrName, &aLocalName );
 204
 205
 206         if( XML_NAMESPACE_DRAW == nPrefix )
 207         {
 208             if( aLocalName == GetXMLToken(XML_NAME) )
 209             {
 210                 rName = xAttrList->getValueByIndex( i );
 211             }
 212             else if( aLocalName == GetXMLToken(XML_COLOR) )
 213             {
 214                 sal_Int32 nColor(0);
 215                 ::sax::Converter::convertColor(nColor,
 216                         xAttrList->getValueByIndex( i ));
 217                 rAny <<= nColor;
 218             }
 219         }
 220     }
 221 }
 222
 223 void SvxXMLTableImportContext::importMarker( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 224 {
 225     try
 226     {
 227         XMLMarkerStyleImport aMarkerStyle( GetImport() );
 228         aMarkerStyle.importXML( xAttrList, rAny, rName );
 229     }
 230     catch (const Exception&)
 231     {
 232         OSL_FAIL("SvxXMLTableImportContext::importMarker(), exception caught!");
 233     }
 234 }
 235
 236 void SvxXMLTableImportContext::importDash( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 237 {
 238     try
 239     {
 240         XMLDashStyleImport aDashStyle( GetImport() );
 241         aDashStyle.importXML( xAttrList, rAny, rName );
 242     }
 243     catch (const Exception&)
 244     {
 245         OSL_FAIL("SvxXMLTableImportContext::importDash(), exception caught!");
 246     }
 247 }
 248
 249 void SvxXMLTableImportContext::importHatch( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 250 {
 251     try
 252     {
 253         XMLHatchStyleImport aHatchStyle( GetImport() );
 254         aHatchStyle.importXML( xAttrList, rAny, rName );
 255     }
 256     catch (const Exception&)
 257     {
 258         OSL_FAIL("SvxXMLTableImportContext::importHatch(), exception caught!");
 259     }
 260 }
 261
 262 void SvxXMLTableImportContext::importGradient( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 263 {
 264     try
 265     {
 266         XMLGradientStyleImport aGradientStyle( GetImport() );
 267         aGradientStyle.importXML( xAttrList, rAny, rName );
 268     }
 269     catch (const Exception&)
 270     {
 271         OSL_FAIL("SvxXMLTableImportContext::importGradient(), exception caught!");
 272     }
 273 }
 274
 275 void SvxXMLTableImportContext::importBitmap( const uno::Reference< XAttributeList >& xAttrList, Any& rAny, OUString& rName )
 276 {
 277     try
 278     {
 279         uno::Any aGraphicAny;
 280         XMLImageStyle::importXML(xAttrList, aGraphicAny, rName, GetImport());
 281         if (aGraphicAny.has<uno::Reference<graphic::XGraphic>>())
 282         {
 283             auto xGraphic = aGraphicAny.get<uno::Reference<graphic::XGraphic>>();
 284             uno::Reference<awt::XBitmap> xBitmap(xGraphic, uno::UNO_QUERY);
 285             if (xBitmap.is())
 286                 rAny <<= xBitmap;
 287         }
 288     }
 289     catch (const Exception&)
 290     {
 291         OSL_FAIL("SvxXMLTableImportContext::importBitmap(), exception caught!");
 292     }
 293 }
 294
 295
 296 SvxXMLXTableImport::SvxXMLXTableImport(
 297     const css::uno::Reference< css::uno::XComponentContext >& rContext,
 298     const uno::Reference< XNameContainer > & rTable,
 299     uno::Reference<XGraphicStorageHandler> const & xGraphicStorageHandler)
 300 :   SvXMLImport(rContext, "", SvXMLImportFlags::NONE),
 301     mrTable( rTable )
 302 {
 303     SetGraphicStorageHandler(xGraphicStorageHandler);
 304
 305     GetNamespaceMap().Add( "__ooo", GetXMLToken(XML_N_OOO), XML_NAMESPACE_OOO );
 306     GetNamespaceMap().Add( "__office", GetXMLToken(XML_N_OFFICE), XML_NAMESPACE_OFFICE );
 307     GetNamespaceMap().Add( "__draw", GetXMLToken(XML_N_DRAW), XML_NAMESPACE_DRAW );
 308     GetNamespaceMap().Add( "__xlink", GetXMLToken(XML_N_XLINK), XML_NAMESPACE_XLINK );
 309
 310     // OOo namespaces for reading OOo 1.1 files
 311     GetNamespaceMap().Add( "___office",
 312                         GetXMLToken(XML_N_OFFICE_OOO),
 313                         XML_NAMESPACE_OFFICE );
 314     GetNamespaceMap().Add( "___draw",
 315                         GetXMLToken(XML_N_DRAW_OOO),
 316                         XML_NAMESPACE_DRAW );
 317 }
 318
 319 SvxXMLXTableImport::~SvxXMLXTableImport() throw ()
 320 {
 321 }
 322
 323 static void openStorageStream( xml::sax::InputSource *pParserInput,
 324                                rtl::Reference<SvXMLGraphicHelper>& rxGraphicHelper,
 325                                const uno::Reference < embed::XStorage >& xStorage )
 326 {
 327     uno::Reference < io::XStream > xIStm( xStorage->openStreamElement( "Content.xml", embed::ElementModes::READ ), uno::UNO_QUERY_THROW );
 328     pParserInput->aInputStream = xIStm->getInputStream();
 329     rxGraphicHelper = SvXMLGraphicHelper::Create( xStorage, SvXMLGraphicHelperMode::Read );
 330 }
 331
 332 bool SvxXMLXTableImport::load( const OUString &rPath, const OUString &rReferer,
 333                                const uno::Reference < embed::XStorage > &xStorage,
 334                                const uno::Reference< XNameContainer >& xTable,
 335                                bool *bOptLoadedFromStorage ) throw()
 336 {
 337     bool bRet = true;
 338     rtl::Reference<SvXMLGraphicHelper> xGraphicHelper;
 339
 340     INetURLObject aURLObj( rPath );
 341     bool bUseStorage = aURLObj.GetProtocol() == INetProtocol::NotValid; // a relative path
 342
 343     try
 344     {
 345         uno::Reference<uno::XComponentContext> xContext( ::comphelper::getProcessComponentContext() );
 346
 347         uno::Reference< xml::sax::XParser > xParser = xml::sax::Parser::create( xContext );
 348
 349         xml::sax::InputSource aParserInput;
 350         comphelper::LifecycleProxy aNasty;
 351
 352         if( !bUseStorage || !xStorage.is() )
 353         {
 354             SfxMedium aMedium( rPath, rReferer, StreamMode::READ | StreamMode::NOCREATE );
 355             aParserInput.sSystemId = aMedium.GetName();
 356
 357             if( aMedium.IsStorage() )
 358             {
 359                 uno::Reference < embed::XStorage > xMediumStorage( aMedium.GetStorage( false ), uno::UNO_QUERY_THROW );
 360                 openStorageStream( &aParserInput, xGraphicHelper, xMediumStorage );
 361             }
 362             else
 363                 aParserInput.aInputStream = aMedium.GetInputStream();
 364         }
 365         else // relative URL into a storage
 366         {
 367             uno::Reference< embed::XStorage > xSubStorage;
 368             try
 369             {
 370                 xSubStorage = comphelper::OStorageHelper::GetStorageAtPath(
 371                         xStorage, rPath, embed::ElementModes::READ, aNasty );
 372             }
 373             catch (const uno::Exception&)
 374             {
 375             }
 376             if( xSubStorage.is() )
 377                 openStorageStream( &aParserInput, xGraphicHelper, xSubStorage );
 378             else
 379             {
 380                 css::uno::Reference< css::io::XStream > xStream;
 381                 xStream = comphelper::OStorageHelper::GetStreamAtPath(
 382                         xStorage, rPath, embed::ElementModes::READ, aNasty );
 383                 if( !xStream.is() )
 384                     return false;
 385                 aParserInput.aInputStream = xStream->getInputStream();
 386             }
 387             if( bOptLoadedFromStorage )
 388                 *bOptLoadedFromStorage = true;
 389         }
 390
 391         uno::Reference<XGraphicStorageHandler> xGraphicStorageHandler;
 392         if (xGraphicHelper.is())
 393             xGraphicStorageHandler = xGraphicHelper.get();
 394
 395         try
 396         {
 397             uno::Reference< io::XSeekable > xSeek( aParserInput.aInputStream, uno::UNO_QUERY_THROW );
 398             xSeek->seek( 0 );
 399         }
 400         catch (const uno::Exception&)
 401         {
 402         }
 403
 404         uno::Reference<XDocumentHandler> xHandler(new SvxXMLXTableImport(xContext, xTable, xGraphicStorageHandler));
 405         xParser->setDocumentHandler( xHandler );
 406         xParser->parseStream( aParserInput );
 407
 408         if( xGraphicHelper )
 409             xGraphicHelper->dispose();
 410     }
 411     catch (...)
 412     {
 413 //      thrown each time you load a document with property tables that are not
 414 //      on the current machine. FIXME: would be better to check a file exists
 415 //      before importing ...
 416         bRet = false;
 417     }
 418
 419     return bRet;
 420 }
 421
 422 SvXMLImportContext *SvxXMLXTableImport::CreateDocumentContext(
 423         sal_uInt16 const nPrefix, const OUString& rLocalName,
 424         const uno::Reference< XAttributeList >& /*xAttrList*/)
 425 {
 426     if( XML_NAMESPACE_OOO == nPrefix ||
 427         XML_NAMESPACE_OFFICE == nPrefix )
 428     {
 429         bool bOOoFormat = (XML_NAMESPACE_OFFICE == nPrefix);
 430         Type aType = mrTable->getElementType();
 431
 432         if ( rLocalName == "color-table" )
 433         {
 434             if( aType == ::cppu::UnoType<sal_Int32>::get() )
 435                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Color, mrTable, bOOoFormat );
 436         }
 437         else if ( rLocalName == "marker-table" )
 438         {
 439             if( aType == cppu::UnoType<drawing::PolyPolygonBezierCoords>::get())
 440                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Marker, mrTable, bOOoFormat );
 441         }
 442         else if ( rLocalName == "dash-table" )
 443         {
 444             if( aType == cppu::UnoType<drawing::LineDash>::get())
 445                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Dash, mrTable, bOOoFormat );
 446         }
 447         else if ( rLocalName == "hatch-table" )
 448         {
 449             if( aType == cppu::UnoType<drawing::Hatch>::get())
 450                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Hatch, mrTable, bOOoFormat );
 451         }
 452         else if ( rLocalName == "gradient-table" )
 453         {
 454             if( aType == cppu::UnoType<awt::Gradient>::get())
 455                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Gradient, mrTable, bOOoFormat );
 456         }
 457         else if ( rLocalName == "bitmap-table" )
 458         {
 459             if( aType == ::cppu::UnoType<awt::XBitmap>::get())
 460                 return new SvxXMLTableImportContext( *this, nPrefix, rLocalName, SvxXMLTableImportContextEnum::Bitmap, mrTable, bOOoFormat );
 461         }
 462     }
 463
 464     return new SvXMLImportContext( *this, nPrefix, rLocalName );
 465 }
 466
 467 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */